JPH07274313A - Thin outdoor switchboard - Google Patents

Abstract

PURPOSE:To obtain a highly accurate thin outdoor switchboard in which the assembling and adjusting time IS shortened by decreasing the number of components. CONSTITUTION:A box framework 15 is constructed of right and left longitudinal frames 22, rear frames 23 coupling them, rear frames 25 coupling the longitudinal frames at the upper ends thereof through corner metals 24, and a floor plate 26 fixed to the lower end of the longitudinal frame through a corner metal 24a. The box framework 15 is integrally jointed, on the rear end face thereof, with a rear face plate 16 through adhesive and rivets and a floor unit 18 is mounted thereon through a ceiling plate. Finally a door 20 is fixed to the front face through a waterproof frame 19 and a base is provided for the box framework 15.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a structure of a thin outdoor switchboard.

[0002]

2. Description of the Related Art FIG. 14 is a perspective view showing the outer structure of a conventional outdoor switchboard, FIG. 15 is a vertical sectional side view showing the internal structure of FIG. 14, and FIG. 16 is a perspective view showing the structure of a foundation base. In the figure, 1 is a switchboard main body, 2 is a front unit,
3 is a rear unit, 4 is a floor unit, and 5 is an upper unit. Although not shown, the box frame in the switchboard main body 1 is composed of front and rear vertical frames and depth frames that connect them to each other to form an integral frame by welding.

In the outdoor switchboard constructed as described above, the front unit 2 is assembled to the front part of the panel body 1,
An outer waterproof door 6 and an inner door 7 for mounting a control device are provided. The rear unit 3 has the same structure as the front unit 2. The floor unit 4 is provided on the back of the board body 1 and is placed on the base 8 and fixed with bolts. In addition, the conventional base base 8 has ventilation holes 9 on the side surface as shown in FIG.
The fixing hole 10 of the floor unit 4 is provided on the upper surface, and the base base fixing hole 11 is provided on the lower end edge. The upper unit 5 is mounted on the upper part of the board body 1, and the roof 12 is mounted thereon. Reference numeral 13 is a roof front cover, and 14 is a hanging fitting.

[0004]

Since the conventional outdoor switchboard is constructed as described above, the number of members constituting each unit is large, and the assembly and adjustment of each unit is complicated and requires a lot of time. There was a problem.

The present invention has been made in order to solve the above-mentioned problems, and the number of constituent parts is reduced to simplify the construction, and the assembly adjustment time is shortened and the assembly accuracy is high. It is intended to provide a switchboard.

[0006]

A thin outdoor switchboard according to claim 1 of the present invention has at least two vertical frames each on the left and right sides, a depth frame connected to the upper and lower ends of the vertical frames, and an upper end of the vertical frame. A box frame composed of a width frame whose parts are connected to each other via corner metal fittings and a floor plate attached to the lower end of the vertical frame via corner metal fittings; and a rear surface plate attached to the rear surface and both side surfaces of the box frame structure. A side plate, a roof unit mounted and fixed on the upper part of the box frame through a ceiling plate, a door attached to the front surface of the box frame through a waterproof frame, and a base base for supporting the box frame. Prepare,
The rear plate is a single flat plate and is fixed to the rear end surface of the box frame body by an adhesive and rivets.

In the thin outdoor switchboard according to a second aspect of the present invention, the rear panel is integrated by adhering and fixing the rear panel to the entire length of the rear frame of the vertical frame, the width frame and the floor panel constituting the box frame.

A thin outdoor switchboard according to a third aspect of the present invention is a roof panel and front and rear panels fixed to the back surface thereof with an adhesive and rivets.
A roof supporting frame with a wind window, a hanging portion formed at the front and rear ends of the roof plate, and a roof receiving frame with a wind window and a drain window fixed at an angle between the roof supporting frame. A roof unit is installed.

In the thin outdoor switchboard according to a fourth aspect, a waterproof frame is attached to the inside of the front vertical frame and the width frame of the box frame, and the door hinge is provided on one side of the waterproof frame.

A thin outdoor switchboard according to a fifth aspect of the present invention is provided with a base base having a U-shaped cross section in which ventilation holes are provided in the front and rear surface portions of the floor plate of the box frame, and the ventilation holes are continuous with the ventilation holes. Is.

[0011]

In the thin outdoor switchboard according to the present invention, the frame, the floor plate, and the rear face plate constituting the box frame are integrated,
The roof unit mounted on the box frame structure is also integrated to simplify assembly and prevent rainwater from entering. In addition, the waterproof frame provided on the front prevents rainwater from entering and facilitates installation of the door.
In addition, the foundation base secures a space for the main circuit cables and control cables to be drawn into the panel.

[0012]

【Example】

Example 1. An embodiment of the present invention will be described below with reference to the drawings. 1 is a front perspective view showing an external configuration of a thin outdoor switchboard according to a first embodiment of the present invention, FIG. 2 is a rear perspective view of the same, FIG. 3 is a vertical sectional side view, FIG. 4 is an exploded perspective view of components,
5 is a partial perspective view showing the upper structure of the box frame structure, FIG. 6 is a partial perspective view showing the connecting structure of the vertical frame and the depth frame,
7 is a perspective view of a corner metal fitting, FIG. 8 is a partial perspective view showing a connecting structure between a floor plate and a vertical frame, FIG. 9 is a partial sectional view showing a joint structure of a rear plate, and FIG. 10 is an exploded view showing a structure of a roof unit. FIG. 11 is a side view showing a mounting structure of a roof unit in a vertical section, FIG. 12 is a side view showing a mounting structure of a floor plate and a base base in a longitudinal section, and FIG. 13 is a perspective view showing a structure of the base base. It is a figure.

The switchboard main body 1 in the present invention is composed of a box frame 15, a rear plate 16, a side plate 17, a roof unit 18, a waterproof frame 19, a door 20, and a foundation base 21. By the way, in the box frame assembly 15, at least two left and right vertical frames 22, a depth frame 23 connecting the upper and lower ends of the vertical frame 22 and an upper end of the vertical frame 22 are connected by rivets via corner fittings 24. The width frame 25 and the floor plate 26 attached to the lower end of the vertical frame 22 by rivets via the corner metal fittings 24a. As shown in FIG. 6, the vertical frame 22 has a vertical insertion portion 22a, and the depth frame 23 is provided with an insertion groove hole 23a. The vertical frames 22 of are connected. The width frames 25 connecting the left and right vertical frames 22 are connected via corner fittings 24 as shown in FIG. 7, and the lower end of each vertical frame 22 is connected to the floor board 26 via corner fittings 24a as shown in FIG. And are fixed by rivets. As shown in FIG. 8, the floor plate 26 has bent edges 26a on all four sides.
The lower end of the vertical frame 22 is connected by the corner metal fitting 24a. The rear plate 16 is a flat plate,
The rear vertical frame 22 of the box skeleton body 15, the width frame 25 connecting the same and the wide area of the outer surface of the bent edge portion 26a of the floor plate 26 are coated with the adhesive 27 and bonded, and the rivet 34 is further used. Fixed. Therefore, the vertical frame 22, the depth frame 23, the width frame 25, the floor plate 26
The box skeleton body 15 consisting of is assembled as an integral member with the rear plate 16. The corner fittings 24, 24a
The same metal fittings are applied diagonally to each other, and the corner metal fitting 24 is provided with a hole 24b for mounting a lifting tool for lifting the entire switchboard, and the corner metal fitting 24a is provided with a mounting hole 24c for the foundation base 21. There is.

Next, the roof unit 18 is the box frame structure 1 described above.
5 is mounted and fixed via a ceiling plate 29 having a large number of ventilation holes 28 arranged on the upper portion of the structure 5, and the structure thereof is shown in FIGS. 4, 10 and 11. That is, the bent hanging part 30
And a roof receiving frame 3 for fixing the roof plate 31 to the box frame body 15 via the ceiling plate 29.
2 and a roof support frame 33 fixed between the hanging part 30 and the roof receiving frame 32 with the outside facing downward and being inclined. The roof receiving frame 32 is provided with a wind window 32a and a roof. The support frame 33 is provided with a wind window 33a and a drainage window 33b. The joint surface between the roof receiving frame 32 and the roof plate 31 is fixed by using an adhesive and rivets, and the end surface of the roof supporting frame 33 and the hanging portion 30 and the roof receiving frame 32 are fixed by using rivets. , Provided as an integral unit.

The waterproof frame 19 is composed of, for example, four members having an L-shaped cross section, two left and right of these members are fitted inside the front vertical frame 22 and fixed by rivets, and the upper and lower two are the front width frame. It is fitted in the inside of 25 and fixed with a rivet, and a sealing agent for waterproofing is further injected into each of the connecting portions which are the corners to be continuous. A hinge 20a is provided on one side of the waterproof frame 19, and a door 20 is provided on the hinge 20a.

The base base 21 is formed by bending a steel plate into a U-shaped cross section, and its structure is shown in FIGS. That is, a pair of front and rear is provided, and a vent hole 21a continuous with the vent hole 26b provided in the floor plate 26 is provided on the upper surface thereof. 34 is the above-mentioned basic base 2
It is a draining plate attached to the upper outer end surface of 1, and prevents rainwater from directly hitting the foundation base 21 and invading water into the switchboard.

In the thin outdoor switchboard according to the first embodiment configured as described above, the vertical frame 22 and the depth frame 23, which are components of the box frame assembly 15, are connected by a fitting structure, and further the vertical frame 22 is connected. Width frame 25 and floor board 2
6 has a structure in which the corner fittings 24 and 24a are used for connection with 6, so that the squareness of the box frame is accurate, and the box frame 15, the rear face plate 16 and the roof unit are assembled as an integral structure. Since the number of parts is reduced, the assembling is simplified and the working time is shortened. Also, the rear plate 1
The adhesive area of 6 can be secured wide, the strength of the adhesive can be sufficiently exhibited, and the workability of the rivet and the waterproof effect are also improved. Further, since the waterproof frame 19 is provided, not only the waterproof effect but also the door can be easily attached. Further, the internal air permeability from the foundation base 21 to the roof unit 18 is good, and the cooling effect corresponding to the heat generated in the panel is excellent. Since the ventilation hole 21a is provided on the upper surface of the base base 21, a lot of effects such as securing a space for pulling into the main circuit cable and the control cable board can be achieved.

[0018]

As described above, according to the present invention, the box skeleton is assembled by the rivet connecting means using the fitting means and the corner metal fittings, and the floor board is integrally combined, and in addition, the rear surface board is formed by the adhesive and the rivet. Although it is integrated, and the roof unit is also provided as an integrated structure, the number of parts is small, assembly is easy, work time is shortened, high accuracy and strength,
A waterproof effect can be expected. Further, since the door body is attached via the waterproof frame, the door body is easily attached and exhibits an excellent waterproof effect.

[Brief description of drawings]

FIG. 1 is a front perspective view showing an external structure of a thin outdoor switchboard according to a first embodiment of the present invention.

FIG. 2 is a rear perspective view of FIG.

FIG. 3 is a vertical sectional side view of FIG.

FIG. 4 is an exploded perspective view of constituent members.

FIG. 5 is a partial perspective view showing the upper structure of the box frame assembly.

FIG. 6 is a partial perspective view showing a combined structure of a vertical frame and a depth frame.

FIG. 7 is a perspective view of a corner fitting.

FIG. 8 is a partial perspective view showing a connection structure of a floor plate and a vertical frame.

FIG. 9 is a partial cross-sectional view showing a joint structure of a rear plate.

FIG. 10 is an exploded perspective view showing a configuration of a roof unit.

FIG. 11 is a vertical sectional side view showing a mounting structure of a roof unit.

FIG. 12 is a vertical cross-sectional side view showing a mounting structure of a floor plate and a base base.

FIG. 13 is a perspective view showing a configuration of a base base.

FIG. 14 is a perspective view showing an external structure of a conventional outdoor switchboard.

15 is a vertical cross-sectional side view showing the internal structure of FIG.

FIG. 16 is a perspective view showing a configuration of a conventional base base.

[Explanation of symbols]

 1 Switchboard Main Body 15 Box Frame 16 Rear Plate 18 Roof Unit 19 Waterproof Frame 20 Door 21 Foundation Base 22 Vertical Frame 23 Depth Frame 24, 24a Corner Metal Fitting 25 Width Frame 26 Floor Board 27 Adhesive 29 Ceiling Board 31 Roof Board 32 Roof Receiving Frame 33 Roof support frame 34 Rivet

─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. ⁶ Identification code Office reference number FI technical display location H02B 1/12 A

Claims (5)

[Claims] 1. A vertical frame having at least two left and right vertical frames, a depth frame connecting upper and lower ends of the vertical frame, a width frame connecting upper ends of the vertical frames via corner fittings, and a lower end of the vertical frame. A box skeleton consisting of a floor plate attached to the box skeleton through corner fittings, rear and side plates attached to the rear and both sides of the box skeleton, and mounted on the top of the box skeleton via a ceiling plate A fixed roof unit, a door attached to the front surface of the box frame through a waterproof frame, and a base base for supporting the box frame, and the rear plate is a single flat plate and the box frame. A thin outdoor switchboard characterized by being bonded and fixed to the rear end surface by an adhesive and rivets. 2. The thin outdoor according to claim 1, wherein the rear plate is integrally fixed to the vertical frame, the width frame, and the entire rear end surface of the floor plate constituting the box skeleton with an adhesive. Switchboard for. 3. A roof plate, and a roof support frame with two front and rear wind windows fixed to the back surface of the roof plate with an adhesive and rivets,
A roof unit having an integrated structure is installed, which is composed of a hanging portion formed at the front and rear ends of the roof plate and a wind receiving window and a roof receiving frame with a drainage window, which are fixed at an angle between the roof supporting frame. The thin outdoor switchboard according to claim 1. 4. The thin outdoor switchboard according to claim 1, wherein a waterproof frame is attached inside the front vertical frame and the width frame of the box frame, and a door hinge is provided on one side of the waterproof frame. 5. A base base having a U-shaped cross section provided with ventilation holes in the front and rear surface portions of the floor plate of the box frame structure and having ventilation holes continuous with the ventilation holes. Thin outdoor switchboard.